National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mayport Naval Station - Adm David L. McDonald Field (KNRB)

Lat: 30.4°NLon: 81.42°WElev: 13ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Jacksonville Beach FL

  • Overnight

    Overnight: A 10 percent chance of showers after 4am. Partly cloudy, with a low around 76. East wind around 9 mph.

    Low: 76 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 85. Southeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 77. East wind 10 to 13 mph, with gusts as high as 17 mph.

    Low: 77 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Southeast wind 9 to 14 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.

    High: 83 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. Southeast wind 8 to 11 mph. Chance of precipitation is 60%.

    Low: 78 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Low around 77. Chance of precipitation is 80%.

    Low: 77 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
A 10 percent chance of showers after 4am. Partly cloudy, with a low around 76. East wind around 9 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 85. Southeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 77. East wind 10 to 13 mph, with gusts as high as 17 mph.
Friday
A slight chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Southeast wind 9 to 14 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. Southeast wind 8 to 11 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Low around 77. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 80. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 74. Breezy. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm. High near 76. Very windy. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 73. Very windy. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 76. Very windy. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
Last Update:
2:21 am EDT Oct 1, 2026
Forecast Valid:
3am EDT Oct 1, 2026-6pm EDT Oct 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation